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ScrollViewer.ViewportHeight Property

Updated: February 2010

Gets a value that contains the vertical size of the content's viewport. This is a dependency property.

Namespace:  System.Windows.Controls
Assembly:  PresentationFramework (in PresentationFramework.dll)

public double ViewportHeight { get; }
You cannot set this property in XAML.

Property Value

Type: System.Double
A Double that represents the vertical size of the content's viewport. This property has no default value.

Identifier field

ViewportHeightProperty

Metadata properties set to true

None

The viewport is the visible area of the content.

ViewportHeight is only an output property; it can effectively be set by specifying the Height of the content element.

If CanContentScroll is true, the values of the ExtentHeight, ScrollableHeight, ViewportHeight, and VerticalOffset properties are number of items. If CanContentScroll is false, the values of these properties are Device Independent Pixels.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0

Date

History

Reason

February 2010

Added a remark to define viewport.

Customer feedback.

July 2009

Corrected remarks about the units that are used for this property.

Content bug fix.

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